CVE-2011-1175

NameCVE-2011-1175
Descriptiontcptls.c in the TCP/TLS server in Asterisk Open Source 1.6.1.x before 1.6.1.23, 1.6.2.x before 1.6.2.17.1, and 1.8.x before 1.8.3.1 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) by establishing many short TCP sessions to services that use a certain TLS API.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-2225-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
asterisk (PTS)wheezy1:1.8.13.1~dfsg1-3+deb7u3fixed
wheezy (security)1:1.8.13.1~dfsg1-3+deb7u7fixed
jessie1:11.13.1~dfsg-2+deb8u2fixed
jessie (security)1:11.13.1~dfsg-2+deb8u4fixed
stretch1:13.14.1~dfsg-2+deb9u1fixed
stretch (security)1:13.14.1~dfsg-2+deb9u2fixed
buster, sid1:13.17.2~dfsg-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
asterisksource(unstable)1:1.8.3.3-1medium
asterisksourcelenny1:1.4.21.2~dfsg-3+lenny2.1mediumDSA-2225-1
asterisksourcesqueeze1:1.6.2.9-2+squeeze2mediumDSA-2225-1

Notes

[lenny] - asterisk <not-affected> (Vulnerable code not present)

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